[
{
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"info": "",
"env": []
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{
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"clientNode": "654e989bde223c42",
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"table": "",
"output": "toArray",
"name": "CREATE TABLE products if not exists",
"query": "CREATE TABLE IF NOT EXISTS test_db.products (\n id UUID DEFAULT generateUUIDv4(),\n article String,\n brand String,\n name String,\n created_at DateTime DEFAULT now(),\n updated_at DateTime DEFAULT now(),\n source Nullable(String) COMMENT 'some source',\n filename Nullable(String)\n) ENGINE = MergeTree()\nORDER BY id;",
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],
"repeat": "",
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"statusType": "auto",
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{
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"output": "toArray",
"name": "SELECT from products with limit as param",
"query": "select * from test_db.products p\norder by p.created_at desc\nLIMIT {limit_rows: UInt32}",
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"x": 530,
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],
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"statusType": "auto",
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{
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"y": 300,
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{
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"table": "",
"output": "toArray",
"name": "SELECT count from products",
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"statusType": "auto",
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{
"id": "5fdb4220bb3b9722",
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"mode": "query",
"table": "",
"output": "toArray",
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"active": true,
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"console": false,
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"complete": "payload",
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"statusVal": "",
"statusType": "auto",
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"y": 360,
"wires": []
},
{
"id": "ca7e2baa29a36714",
"type": "clickhouse",
"z": "f84fe21bfb96294f",
"clientNode": "654e989bde223c42",
"mode": "query",
"table": "",
"output": "toArray",
"name": "UPDATE using custom query and params",
"query": "",
"wait": false,
"returnError": false,
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"y": 420,
"wires": [
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{
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"active": true,
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"complete": "true",
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"statusType": "auto",
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"wires": []
},
{
"id": "b0d863dabf6231e2",
"type": "function",
"z": "f84fe21bfb96294f",
"name": "set query",
"func": "msg.query = `\nINSERT INTO test_db.products (article, brand, name, source, filename)\nSELECT \n toString(number) AS article,\n 'Brand_' || toString(number % 10) AS brand,\n 'Product ' || toString(number) AS name,\n NULL AS source,\n NULL AS filename\nFROM numbers(100000);\n`;\n\nreturn msg;",
"outputs": 1,
"timeout": 0,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 260,
"y": 480,
"wires": [
[
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},
{
"id": "c03933903d037616",
"type": "clickhouse",
"z": "f84fe21bfb96294f",
"clientNode": "654e989bde223c42",
"mode": "query",
"table": "",
"output": "toArray",
"name": "INSERT 100k random products using query",
"query": "",
"wait": true,
"returnError": false,
"x": 530,
"y": 480,
"wires": [
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},
{
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"active": true,
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"complete": "true",
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"statusType": "auto",
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"wires": []
},
{
"id": "1a733921a3f39742",
"type": "function",
"z": "f84fe21bfb96294f",
"name": "set query",
"func": "msg.query = `\n DELETE FROM test_db.products \n WHERE id = {article_id: String}\n`;\nmsg.payload = {\n article_id: 'b676478a-3697-4e4f-85d4-000000000000'\n};\n\nreturn msg;",
"outputs": 1,
"timeout": 0,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 260,
"y": 540,
"wires": [
[
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{
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"name": "",
"active": true,
"tosidebar": true,
"console": false,
"tostatus": false,
"complete": "true",
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"statusVal": "",
"statusType": "auto",
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"wires": []
},
{
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"type": "clickhouse",
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"mode": "command",
"table": "",
"output": "toArray",
"name": "DELETE using query and params",
"query": "",
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"x": 500,
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},
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"z": "f84fe21bfb96294f",
"clientNode": "654e989bde223c42",
"mode": "command",
"table": "",
"output": "toArray",
"name": "TRUNCATE TABLE test_db.products",
"query": "TRUNCATE TABLE test_db.products;",
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"returnError": false,
"x": 510,
"y": 600,
"wires": [
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{
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"name": "",
"active": true,
"tosidebar": true,
"console": false,
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"complete": "true",
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"statusType": "auto",
"x": 770,
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"wires": []
},
{
"id": "d1a5c5a3e03d71d6",
"type": "inject",
"z": "f84fe21bfb96294f",
"name": "DROP TABLE test_db.products",
"props": [
{
"p": "query",
"v": "DROP TABLE test_db.products;",
"vt": "str"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"x": 170,
"y": 660,
"wires": [
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{
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"x": 430,
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"wires": [
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},
{
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"name": "",
"active": true,
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"console": false,
"tostatus": false,
"complete": "true",
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"statusType": "auto",
"x": 770,
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"wires": []
},
{
"id": "20d446625ec83e1a",
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"name": "custom mode",
"props": [
{
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},
{
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"v": "select id,article, brand, name, created_at, updated_at from test_db.products p order by p.created_at desc LIMIT {limit_rows: UInt32}",
"vt": "str"
},
{
"p": "mode",
"v": "query",
"vt": "str"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"payload": "{\"limit_rows\":100}",
"payloadType": "json",
"x": 110,
"y": 720,
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"name": "",
"active": true,
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"console": false,
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"complete": "true",
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"statusType": "auto",
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"wires": []
},
{
"id": "9bc0d945ff7ddd38",
"type": "catch",
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"name": "catch all",
"scope": null,
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"x": 100,
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},
{
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"name": "CATCH",
"active": true,
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"complete": "true",
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"statusType": "auto",
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{
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"mode": "query",
"table": "",
"output": "toArray",
"name": "CREATE DATABASE test_db",
"query": "CREATE DATABASE IF NOT EXISTS test_db;",
"wait": true,
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"x": 480,
"y": 60,
"wires": [
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},
{
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"type": "inject",
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"name": "timestamp",
"props": [
{
"p": "payload"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"payload": "",
"payloadType": "date",
"x": 100,
"y": 60,
"wires": [
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},
{
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"name": "",
"active": true,
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"console": false,
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"complete": "true",
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"statusType": "auto",
"x": 770,
"y": 60,
"wires": []
},
{
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"type": "function",
"z": "f84fe21bfb96294f",
"name": "set payload",
"func": "msg.payload = {\n limit_rows:100\n}\n\nreturn msg;",
"outputs": 1,
"timeout": 0,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 270,
"y": 180,
"wires": [
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"31ae684fa5383355"
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},
{
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"type": "inject",
"z": "f84fe21bfb96294f",
"name": "timestamp",
"props": [
{
"p": "payload"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"payload": "",
"payloadType": "date",
"x": 100,
"y": 480,
"wires": [
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},
{
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"type": "inject",
"z": "f84fe21bfb96294f",
"name": "timestamp",
"props": [
{
"p": "payload"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"payload": "",
"payloadType": "date",
"x": 100,
"y": 540,
"wires": [
[
"1a733921a3f39742"
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]
},
{
"id": "945c87b6fefb261b",
"type": "inject",
"z": "f84fe21bfb96294f",
"name": "timestamp",
"props": [
{
"p": "payload"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"payload": "",
"payloadType": "date",
"x": 100,
"y": 240,
"wires": [
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},
{
"id": "500b46032fc4f404",
"type": "function",
"z": "f84fe21bfb96294f",
"name": "set payload",
"func": "msg.payload = [\n {\n \"id\": \"b676478a-3697-4e4f-85d4-000000000000\",\n \"article\": \"test entry\",\n \"brand\": \"Custom\",\n \"name\": \"TV 55\\\"\",\n \"source\": \"Amazon\",\n \"filename\": \"file1.csv\"\n },\n {\n \"id\": \"b676478a-3697-4e4f-85d4-000000000001\",\n \"article\": \"DEF456\",\n \"brand\": \"Samsung\",\n \"name\": \"Smartphone Galaxy S24\",\n \"source\": \"AliExpress\",\n \"filename\": null\n },\n {\n \"id\": \"b676478a-3697-4e4f-85d4-000000000002\",\n \"article\": \"GHI789\",\n \"brand\": \"Apple\",\n \"name\": \"MacBook Pro 16\\\"\",\n \"source\": null,\n \"filename\": \"file3.csv\"\n }\n]\n\nreturn msg;",
"outputs": 1,
"timeout": 0,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 270,
"y": 300,
"wires": [
[
"408b6239497fdaf8"
]
]
},
{
"id": "aa7295fe23cd3bb8",
"type": "inject",
"z": "f84fe21bfb96294f",
"name": "timestamp",
"props": [
{
"p": "payload"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"payload": "",
"payloadType": "date",
"x": 100,
"y": 300,
"wires": [
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"500b46032fc4f404"
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]
},
{
"id": "8b466197c1e2170b",
"type": "function",
"z": "f84fe21bfb96294f",
"name": "set payload",
"func": "msg.payload = {\"limit_rows\":100};\nmsg.query = `\n select id, article, brand, name, created_at, updated_at\n from test_db.products p\n order by p.created_at desc\n LIMIT {limit_rows: UInt32}\n`;\n\nreturn msg;",
"outputs": 1,
"timeout": 0,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 270,
"y": 360,
"wires": [
[
"5fdb4220bb3b9722"
]
]
},
{
"id": "1dbce4dcccd611a2",
"type": "inject",
"z": "f84fe21bfb96294f",
"name": "timestamp",
"props": [
{
"p": "payload"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"payload": "",
"payloadType": "date",
"x": 100,
"y": 360,
"wires": [
[
"8b466197c1e2170b"
]
]
},
{
"id": "753d098ef447441f",
"type": "function",
"z": "f84fe21bfb96294f",
"name": "set payload",
"func": "msg.payload = {\n \"new_brand\": \"Custom Updated\",\n \"article_id\": \"b676478a-3697-4e4f-85d4-000000000000\"\n};\n\nmsg.query = `\n ALTER TABLE test_db.products\n UPDATE brand = {new_brand: String}\n WHERE id = {article_id: String}\n`;\n\nreturn msg;",
"outputs": 1,
"timeout": 0,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 270,
"y": 420,
"wires": [
[
"ca7e2baa29a36714"
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},
{
"id": "81e3bb0b8b667390",
"type": "inject",
"z": "f84fe21bfb96294f",
"name": "timestamp",
"props": [
{
"p": "payload"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"payload": "",
"payloadType": "date",
"x": 100,
"y": 420,
"wires": [
[
"753d098ef447441f"
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]
},
{
"id": "a3cd34609fdc8662",
"type": "inject",
"z": "f84fe21bfb96294f",
"name": "timestamp",
"props": [
{
"p": "payload"
}
],
"repeat": "",
"crontab": "",
"once": false,
"onceDelay": 0.1,
"topic": "",
"payload": "",
"payloadType": "date",
"x": 100,
"y": 600,
"wires": [
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]
},
{
"id": "654e989bde223c42",
"type": "clickhouse-client",
"name": "clickhouse",
"protocol": "http",
"hostname": "localhost",
"port": "8123",
"dbName": "default",
"pathname": "",
"appName": "",
"maxPoolSize": "100",
"maxIdleTimeMS": "2500",
"uri": "",
"uriTabActive": "tab-uri-simple"
}
]